How do rocks form?
How do rocks form?
What are minerals?
100
the earth consists of mostly different kinds of _____
What is a rock?
100
this means fire
What is igneous?
100
a good way to identify a mineral
What is the color in its powder form?
200
a natural, solid, nonliving material made from one or more minerals
What is a rock?
200
forms from a red-hot mixture of melted minerals and gases
What is igneous rock?
200
this property shows how a mineral reflects light
What is luster?
300
a natural material that forms from nonliving matter
What is a mineral?
300
this rock forms in lairs--one layer at a time; over thousands of years, pressure and special processes press together and cement the bits into this
What is sedimentary rock?
300
one way to identify a mineral
What is to test its hardness?
400
These include color, what minerals they are made of, and texture
What are the physical properties of rocks?
400
fossil remains of extinct plants and animals are often found here
What is sedimentary rock?
400
minerals that are found in plants like green leafy vegetables help keep this healthy
What is our body?
500
the size of the bits of minerals, or grains, that make up the rock
What is texture?
500
a rock that has been changed by heat, pressure, or both
What is a metamorphic rock?
500
this mineral is crushed and then ground up, we use it flavor our food(salt)
What is halite?
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